2040712

Information

• Patent Grant
• 2040712

• References
• Source

• Patent Number

  2,040,712

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1936
  88 years ago

• CPC

  • D01F2/16 - Addition of dyes to the spinning solution

• US Classifications

  • 106 - Compositions: coating or plastic
  • 008 - Bleaching and dyeing